How To Erase Permanent DTC: Description: Outline

When a DTC is stored in control module

When a DTC is stored in control module and MIL is ON, a permanent DTC is erased with MIL shutoff if the same malfunction is not detected after performing the driving pattern for MIL shutoff three times in a raw.

Fig 1: Permanent DTC, MIL, IGN And Vehicle Speed Driving Pattern

Courtesy of NISSAN NORTH AMERICA, INC.

When a DTC is not stored in control module

The erasing method depends on a permanent DTC stored in control module. Refer to the following table.

NOTE: If the applicable permanent DTC includes multiple groups, perform the procedure of Group B first. If the permanent DTC is not erased, perform the procedure of Group A.

x: Applicable - : Not applicable

Group⁽¹⁾

Perform "DTC CONFIRMATION PROCEDURE" for applicable DTCs.

Driving pattern

Reference

"WORK PROCEDURE (GROUP A) "

"WORK PROCEDURE (GROUP B) "

⁽¹⁾	For group, refer to the appropriate "DTC Index" of each control module.